edid-decode "VGA-0/edid": EDID (hex): 00ffffffffffff004c2d570035314f4d 1f0e01036c1e17782aba25a556459a24 145054bfee00614f3140010101010101 01010101010164190040410026301888 360030e410000018000000fd00384b1e 3d08000a202020202020000000fc0053 796e634d61737465720a2020000000ff 00485347583730333035300a2020003d Extracted contents: header: 00 ff ff ff ff ff ff 00 serial number: ... version: 01 03 basic params: 6c 1e 17 78 2a chroma info: ba 25 a5 56 45 9a 24 14 50 54 established: bf ee 00 standard: 61 4f 31 40 01 01 01 01 01 01 01 01 01 01 01 01 descriptor 1: 64 19 00 40 41 00 26 30 18 88 36 00 30 e4 10 00 00 18 descriptor 2: 00 00 00 fd 00 38 4b 1e 3d 08 00 0a 20 20 20 20 20 20 descriptor 3: 00 00 00 fc 00 53 79 6e 63 4d 61 73 74 65 72 0a 20 20 descriptor 4: 00 00 00 ff 00 48 53 47 58 37 30 33 30 35 30 0a 20 20 extensions: 00 checksum: 3d EDID version: 1.3 Manufacturer: SAM Model 57 Serial Number ... Analog display, Input voltage level: 0.7/0.7 V Sync: Separate Composite Maximum image size: 30 cm x 23 cm Gamma: 2.20 DPMS levels: Off RGB color display First detailed timing is preferred timing Display x,y Chromaticity: Red: 0.6464, 0.3388 Green: 0.2714, 0.6035 Blue: 0.1406, 0.0800 White: 0.3134, 0.3291 Established timings supported: 720x400@70Hz 9:5 HorFreq: 31469 Hz Clock: 28.320 MHz 640x480@60Hz 4:3 HorFreq: 31469 Hz Clock: 25.175 MHz 640x480@67Hz 4:3 HorFreq: 35000 Hz Clock: 30.240 MHz 640x480@72Hz 4:3 HorFreq: 37900 Hz Clock: 31.500 MHz 640x480@75Hz 4:3 HorFreq: 37500 Hz Clock: 31.500 MHz 800x600@56Hz 4:3 HorFreq: 35200 Hz Clock: 36.000 MHz 800x600@60Hz 4:3 HorFreq: 37900 Hz Clock: 40.000 MHz 800x600@72Hz 4:3 HorFreq: 48100 Hz Clock: 50.000 MHz 800x600@75Hz 4:3 HorFreq: 46900 Hz Clock: 49.500 MHz 832x624@75Hz 4:3 HorFreq: 49726 Hz Clock: 57.284 MHz 1024x768@60Hz 4:3 HorFreq: 48400 Hz Clock: 65.000 MHz 1024x768@70Hz 4:3 HorFreq: 56500 Hz Clock: 75.000 MHz 1024x768@75Hz 4:3 HorFreq: 60000 Hz Clock: 78.750 MHz Standard timings supported: 1024x768@75Hz 4:3 HorFreq: 60000 Hz Clock: 78.750 MHz 640x480@60Hz 4:3 HorFreq: 31469 Hz Clock: 25.175 MHz Detailed mode: Clock 65.000 MHz, 304 mm x 228 mm 1024 1048 1184 1344 hborder 0 768 771 777 806 vborder 0 -hsync -vsync VertFreq: 60 Hz, HorFreq: 48363 Hz Monitor ranges (GTF): 56-75Hz V, 30-61kHz H, max dotclock 80MHz Monitor name: SyncMaster Serial number: ... Checksum: 0x3d (valid) EDID block does not conform at all! Bad year of manufacture